The committee, upon the request of the board stating the purposes for which the bonds are proposed to be used and the amount of the proposed issuance, shall determine whether or not it is necessary or desirable to issue any bonds authorized under this chapter, and if so, the amount of bonds then to be issued and sold. The committee may authorize the State Treasurer to sell all or any part of the bonds herein authorized at such time or times as may be fixed by the State Treasurer.